medium Set 71 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [21, _] → [_, 11, 10] → [_, 3, _, 2]

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Answer: Row2[2]=21, Row4[1]=7, Row4[3]=8, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [21,21]
  • [10,11,10]
  • [7,3,8,2]
Base
  • 7
  • 3
  • 8
  • 2
TopValue
42
HiddenCells
  • {"r":1,"c":1,"v":21}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [17, 21] → [_, 11, 10] → [_, _, 6, _]

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Answer: Row4[4]=4, Row4[1]=1, Row3[1]=6, Row4[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [17,21]
  • [6,11,10]
  • [1,5,6,4]
Base
  • 1
  • 5
  • 6
  • 4
TopValue
38
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":0,"v":6}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [26, 33] → [9, 17, _] → [_, _, _, 6]

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Answer: Row4[3]=10, Row4[1]=2, Row3[3]=16, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [26,33]
  • [9,17,16]
  • [2,7,10,6]
Base
  • 2
  • 7
  • 10
  • 6
TopValue
59
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [11, 12, _] → [3, 8, 4, _]

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Answer: Row1[1]=40, Row4[4]=1, Row3[3]=5, Row2[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [23,17]
  • [11,12,5]
  • [3,8,4,1]
Base
  • 3
  • 8
  • 4
  • 1
TopValue
40
HiddenCells
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":2,"v":5}
  • {"r":1,"c":1,"v":17}